Hundreds of popular add‑ons used encrypted, URL‑sized payloads to send search queries, referrers, and timestamps to outside servers, in some cases tied to data brokers and unknown operators.

As the president moves to dismantle the EPA’s endangerment finding, today’s children — especially in Alaska — stand to inherit a hotter, harsher future.

If you’ve ever felt like your browser could do more than just open tabs, you’re not alone. Most people install a handful of extensions, try them for a week, and then forget they’re even there. The ...